Recent content by quanitary

  1. Q

    Find the tension in two cables with a 68kg rescuer attached to them.

    Homework Statement In a rescue, the 68.0 kg police officer is suspended by TWO cables, as shown in the figure below. Theta1 = 35 degrees, Theta2 = 48 degrees Rescuer mass = 68 kg Homework Equations Find the Tension in cable 1 in N Find the Tension in cable 2 in N The...
  2. Q

    Find the coefficient of friction between the puck and the ice.

    Ah, I see, so I had to divide accelration by gravity. Thanks!
  3. Q

    Find the coefficient of friction between the puck and the ice.

    Homework Statement A hockey puck leaves a player's stick with a speed of 9.90 m/s and slides 35.0 m before coming to rest. Homework Equations Find the coefficient of friction between the puck and the ice. The Attempt at a Solution I don't even know how to approach this problem
  4. Q

    What is the acceleration of a crate after it has just started to move?

    Homework Statement The coefficients of static and kinetic friction between a 445 N crate and the warehouse floor are 0.565 and 0.450, respectively. A worker gradually increases his horizontal push against this crate until it just begins to move and from then on maintains that same maximum...
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